package examination;

import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import examination.util.JsonUtil;

/**
 * Servlet implementation class InvigilationQueryServlet
 * @author ChangingSelf
 */
@WebServlet("/InvigilationQueryServlet")
public class InvigilationQueryServlet extends HttpServlet {
	private static final long serialVersionUID = 1L;
       
    /**
     * @see HttpServlet#HttpServlet()
     */
    public InvigilationQueryServlet() {
        super();
        // TODO Auto-generated constructor stub
    }

	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		doPost(request, response);
	}

	/**
	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		InvigilatorBean[] invigilators = InvigilatorBean.queryAll();
		String jsonString = JsonUtil.toLayuiTableJson(invigilators);
		// 响应参数格式设置，并将json字符串写入响应
		response.setCharacterEncoding("UTF-8");
		response.setContentType("application/json");
		response.setStatus(HttpServletResponse.SC_OK);
		response.getWriter().print(jsonString);
	}

}
